This document provides an overview of key concepts and theories in personality psychology, including psychoanalytic, humanistic, trait, and social-cognitive perspectives. It summarizes Freud's psychoanalytic theory of the unconscious mind and psychosexual development. It also discusses humanistic theories of self-actualization and the importance of self-concept. Regarding traits, it outlines the Big Five model and methods of assessing traits. Finally, it summarizes Bandura's social-cognitive perspective on personality as an interaction between personal and environmental factors.